Improvement in band-saw guides



Patented July 13, 1875.

N nu 3 U E8 rrd u MG W a m 0 n a 3 0 Y. cm .L 2 5 6 nw N NJETERSFHOTU-LITHOGRAPHER, WASHINGTON n C UNITED STATES PATENT OF'FTcn.

LEWIS K. YOUNG AND CHARLES M. FERGUSON, BRIDGEPORT, CONN.

IMPROVEMENT IN BAND SAW GUIDES.

Specification forming part of Letters Patent No. 165,523, dated July 13,1875; application filed May 15, 1875.

consists in the use of glass dovetailed or set in either wood or metalto form the wearingsurface. 1 v

Figure 1 is a perspective view, and Fig. 2 is a top view.

Similar letters of reference indicate corresponding parts.

The guides of band saws are attached to posts or uprights above thesaw-table, so as to be no obstruction in turning the work sawed.

A represents a stock, consisting of one or more pieces having a slit, B,from the end in which the saw runs. This stock may be made adjustable inthe upright and with a head, 0, which is movable on the stock andfastened by the screw O',against which the back edge of the saw runs. Drepresents a cross-section of the band saw. (Seen in dotted lines inFig. 2.) E represents the glass guide.

These guides have usually been made of steel or other hard metal, butthe friction .The glass is cut in pieces of the proper size,

and may be dovetailed into the stock, substantially as seen in thedrawing, or they may be cemented or fastened in any permanent manner.The back edge of the saw is guided by the glass in the movable head.

These glass guides are readily placed, and they may be ground to anydesired shape, so

as to be adjusted without loss of time and at slight expense.

Having thus described our invention, we claim as new and desire tosecure by Letters Patent.

Glass guides for band saws, substantially as seen at E in 'the'drawinLEWIS K. YOUNG. QHABLES M. FERGUSON.

Witnesses:

OHAs; E. MOORE, GEORGE O. CARPENTER.

